$ git clone -n https://src.fedoraproject.org/rpms/gcolor3.git /var/lib/mock/f39-build-1560365-37337/root/chroot_tmpdir/scmroot/gcolor3
Cloning into '/var/lib/mock/f39-build-1560365-37337/root/chroot_tmpdir/scmroot/gcolor3'...
$ git fetch origin 1b4898f98e6c7b7a97a8a1940dabeaa061d2d4e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gcolor3
 * [new ref]         1b4898f98e6c7b7a97a8a1940dabeaa061d2d4e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b4898f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild